Nine years ago, Jack Erikson was deployed to China to protect the United States from a cyberattack. Now, suffering from a drug-induced amnesia, he is unable to recognize his own son. What Jack knows for sure is that an elite group of operators is determined to kill him.

What he does not yet remember is that he controls a cyber weapon powerful enough to return human civilization to the Stone Age. If Jack lives long enough to piece together his mission and his identity, he will be forced to choose between the fate of humankind and that of his own family.